# constants.py

# 游戏配置常量
SCREEN_WIDTH = 480
SCREEN_HEIGHT = 720
FPS = 60

# 颜色常量
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
RED = (255, 0, 0)
GREEN = (0, 255, 0)
BLUE = (0, 0, 255)